CN105113638A - Novel box-type arch springing node and manufacturing method thereof - Google Patents
Novel box-type arch springing node and manufacturing method thereof Download PDFInfo
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- CN105113638A CN105113638A CN201510358349.7A CN201510358349A CN105113638A CN 105113638 A CN105113638 A CN 105113638A CN 201510358349 A CN201510358349 A CN 201510358349A CN 105113638 A CN105113638 A CN 105113638A
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Abstract
The invention relates to an arch springing node, particularly to a novel box-type arch springing node and a manufacturing method thereof, and belongs to the field of steel structures. The novel box-type arch springing node comprises an arc bottom board, uniformly distributed separating plates are disposed on the arc bottom board, arc webs are respectively disposed at two side ends on the arc bottom board, an arc cover plate is disposed on the arc webs, the arc cover plate and the arc bottom board have the same structure, and the arc bottom board, the arc webs and the arc cover plates form a box type member. The manufacturing method comprises steps of setting-out and blanking steel plates, press-bending to from arc webs, detecting whether the arc webs are formed, detecting steel plate parts, assembling the box type member, welding the box type member, and detecting the box type member. The novel box-type arch springing node is reasonable in structure, high in precision of construction, low in cost of construction, and high in efficiency of construction, and the security of a steel structure can be raised.
Description
Technical field
The present invention relates to a kind of corner of arch, particularly relate to a kind of novel box corner of arch and preparation method thereof, belong to field of steel structure.
Background technology
Constantly be applied to the novel unique shape-designing of curved arc, space curved arc etc. in hyperbolic, plane in the heavy constructions such as all kinds of steel work venues of currently available technology, international shopping centre, airport, fully demonstrate the creativity of the mankind and the fine pursuit for art of architecture.For meeting Architectural Design Requirements, have employed different formed steel construction component in a large number, the processing and fabricating of steel beam column is had higher requirement.Wherein, the another outstanding representative of local irregularities's circular arc box-type member moulding class just building, with its irregular arc-shaped wave shape wave attitude, has fully demonstrated building and natural perfect adaptation, has responded the slogan of mankind's back to nature, environmental protection.But corresponding component, complex structure, support performance is relatively low.
Summary of the invention
The present invention mainly solves the deficiencies in the prior art, a kind of compact conformation is provided, adapt to space structures large span, light-duty, reasonable stress, succinct, machining accuracy is higher simultaneously, novel box corner of arch of the one that operability is stronger and preparation method thereof.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of novel box corner of arch, comprise arc base plate, the top of described arc base plate is provided with equally distributed dividing plate, the two side ends on described arc base plate top is respectively equipped with arc-shaped webs, the top of described arc-shaped webs is provided with curved cover plate, described curved cover plate and arc base plate are identical structure, and described arc base plate, arc-shaped webs, curved cover plate form box-type member;
Described box-type member is provided with two, and the bottom of one of them box-type member is provided with the bottom of another box-type member outer wall.
As preferably, equally distributed dividing plate is located mutually by two groups of webs, and two groups of webs are same level EDS maps, and described web is arc shape, and top and the curved cover plate of described dividing plate fix.
As preferably, the top of described box-type member is opening-like, and the bottom of another box-type member is provided with the flange that is located by connecting.
A preparation method for novel box corner of arch, carry out according to the following steps:
(1), steel plate setting-out blanking:
First directly measure in the threedimensional model of 1:1, obtain the spatial relation of box-type member and the specification of each part;
Adopt numerical control plasma cutting machine to carry out cutting stock, before blanking, carry out leveling, and the cutting surplus of reserved 2mm;
Placing 1mm to box-type member development size by every meter according to the fusion length of box-type member welds allowance for shrinkage as box-type member simultaneously, and the fusion length according to dividing plate places 0.5mm as welding allowance for shrinkage by every block dividing plate;
(2), arc-shaped webs bent into shape:
The shaping of arc-shaped webs adopts hydraulic press progressively press shaping die method or Samsung roller forming process, the patrix of hydraulic press progressively press shaping die method is for fixing a shape, counterdie is adjustable two shape, and the compacting step pitch of hydraulic press is 10cm, and each volume under pressure of hydraulic press is 1/3 of total volume under pressure;
(3), the shaping detection of arc-shaped webs:
In steel plate press shaping die process, adopt model to control, when part curved arc chord length is less than or equal to 1500mm, model chord length should not be less than 2/3 of part chord length;
When part chord length is greater than 1500mm, model chord length should not be less than 1500mm, and the gap of shaping position and model must not be greater than 2.0mm;
(4), part of the steel plate detects:
Set up rectification moulding bed, the part of the steel plate be shaped is corrected; Part of the steel plate appearance and size Deviation Control is at ± 0.5mm;
(5), box-type member assembling:
Set up assembling jig frame, box-type member is assembled;
When group stands assembling, consider that welding is shunk, arc-shaped webs places 4mm welding allowance for shrinkage;
By the mode of flame straightening, arc-shaped webs rectification is put in place during box-type member assembling, guarantee that the curved arc of arc-shaped webs is continuously smooth;
(6), box-type member welding:
Box-type member is welded, adopts CO
2gas shielded arc welding welds box-type member main weld, can select symmetrical welding from the middle to both ends during welding, and postwelding needs butt welded seam to carry out 100%UT; End mill is carried out after having welded;
(7), box-type member detects:
Need after box-type member completes to carry out measuring external appearance size to it, by the control of control of node coordinates to box-type member face shaping, especially for the control of hyperbolic frange plate concaveconvex shape, if when box apparent size deviation is greater than 2mm, then need to correct it, the antidote that arc box type can adopt flame and machinery to combine, ensures that the curved arc degree of box meets the requirements.
Web is arranged together every 1000mm.
The invention provides a kind of novel box corner of arch and preparation method thereof, rational in infrastructure, construction precision is high, and construction cost is low, and increase steel work safety, construction efficiency is high.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention;
Fig. 2 is structural representation of the present invention;
Fig. 3 is side-looking structural representation of the present invention.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, Figure 2, Figure 3 shows, a kind of novel box corner of arch, comprise arc base plate 1, the top of described arc base plate 1 is provided with equally distributed dividing plate 2, the two side ends on described arc base plate 1 top is respectively equipped with arc-shaped webs 3, the top of described arc-shaped webs 3 is provided with curved cover plate 4, and described curved cover plate 4 and arc base plate 1 are in identical structure, and described arc base plate 1, arc-shaped webs 3, curved cover plate 4 form box-type member 5;
Described box-type member 5 is provided with two, and the bottom of one of them box-type member 5 is provided with the bottom of another box-type member 5 outer wall.
Equally distributed dividing plate 2 is by two groups of web 6 phase location, and two groups of webs 6 are in same level EDS maps, and described web 6 is arc shape, and top and the curved cover plate 4 of described dividing plate 2 fix.
The top of described box-type member 5 is opening-like, and the bottom of another box-type member is provided with the flange 7 that is located by connecting.
A preparation method for novel box corner of arch, carry out according to the following steps:
(1), steel plate setting-out blanking:
First directly measure in the threedimensional model of 1:1, obtain the spatial relation of box-type member and the specification of each part;
Adopt numerical control plasma cutting machine to carry out cutting stock, before blanking, carry out leveling, and the cutting surplus of reserved 2mm;
Placing 1mm to box-type member development size by every meter according to the fusion length of box-type member welds allowance for shrinkage as box-type member simultaneously, and the fusion length according to dividing plate places 0.5mm as welding allowance for shrinkage by every block dividing plate;
(3), arc-shaped webs bent into shape:
The shaping of arc-shaped webs adopts hydraulic press progressively press shaping die method or Samsung roller forming process, the patrix of hydraulic press progressively press shaping die method is for fixing a shape, counterdie is adjustable two shape, and the compacting step pitch of hydraulic press is 10cm, and each volume under pressure of hydraulic press is 1/3 of total volume under pressure;
(3), the shaping detection of arc-shaped webs:
In steel plate press shaping die process, adopt model to control, when part curved arc chord length is less than or equal to 1500mm, model chord length should not be less than 2/3 of part chord length;
When part chord length is greater than 1500mm, model chord length should not be less than 1500mm, and the gap of shaping position and model must not be greater than 2.0mm;
(4), part of the steel plate detects:
Set up rectification moulding bed, the part of the steel plate be shaped is corrected; Part of the steel plate appearance and size Deviation Control is at ± 0.5mm;
(5), box-type member assembling:
Set up assembling jig frame, box-type member is assembled;
When group stands assembling, consider that welding is shunk, arc-shaped webs places 4mm welding allowance for shrinkage;
By the mode of flame straightening, arc-shaped webs rectification is put in place during box-type member assembling, guarantee that the curved arc of arc-shaped webs is continuously smooth;
(6), box-type member welding:
Box-type member is welded, adopts CO
2gas shielded arc welding welds box-type member main weld, can select symmetrical welding from the middle to both ends during welding, and postwelding needs butt welded seam to carry out 100%UT; End mill is carried out after having welded;
(7), box-type member detects:
Need after box-type member completes to carry out measuring external appearance size to it, by the control of control of node coordinates to box-type member face shaping, especially for the control of hyperbolic frange plate concaveconvex shape, if when box apparent size deviation is greater than 2mm, then need to correct it, the antidote that arc box type can adopt flame and machinery to combine, ensures that the curved arc degree of box meets the requirements.
Claims (4)
1. a novel box corner of arch, it is characterized in that: comprise arc base plate (1), the top of described arc base plate (1) is provided with equally distributed dividing plate (2), the two side ends on described arc base plate (1) top is respectively equipped with arc-shaped webs (3), the top of described arc-shaped webs (3) is provided with curved cover plate (4), described curved cover plate (4) and arc base plate (1) are in identical structure, and described arc base plate (1), arc-shaped webs (3), curved cover plate (4) form box-type member (5);
Described box-type member (5) is provided with two, and the bottom of one of them box-type member (5) is provided with the bottom of another box-type member (5) outer wall.
2. the novel box corner of arch of one according to claim 1, it is characterized in that: equally distributed dividing plate (2) is located mutually by two groups of webs (6), two groups of webs (6) are in same level EDS maps, described web (6) is arc shape, and top and the curved cover plate (4) of described dividing plate (2) fix.
3. a kind of novel box corner of arch according to claim 1 and 2, is characterized in that: the top of described box-type member (5) is opening-like, and the bottom of another box-type member is provided with the flange that is located by connecting (7).
4. the preparation method of a kind of novel box corner of arch according to claim 1 and 2, is characterized in that carrying out according to the following steps:
(1), steel plate setting-out blanking:
First directly measure in the threedimensional model of 1:1, obtain the spatial relation of box-type member and the specification of each part;
Adopt numerical control plasma cutting machine to carry out cutting stock, before blanking, carry out leveling, and the cutting surplus of reserved 2mm;
Placing 1mm to box-type member development size by every meter according to the fusion length of box-type member welds allowance for shrinkage as box-type member simultaneously, and the fusion length according to dividing plate places 0.5mm as welding allowance for shrinkage by every block dividing plate;
(2), arc-shaped webs bent into shape:
The shaping of arc-shaped webs adopts hydraulic press progressively press shaping die method or Samsung roller forming process, the patrix of hydraulic press progressively press shaping die method is for fixing a shape, counterdie is adjustable two shape, and the compacting step pitch of hydraulic press is 10cm, and each volume under pressure of hydraulic press is 1/3 of total volume under pressure;
(3), the shaping detection of arc-shaped webs:
In steel plate press shaping die process, adopt model to control, when part curved arc chord length is less than or equal to 1500mm, model chord length should not be less than 2/3 of part chord length;
When part chord length is greater than 1500mm, model chord length should not be less than 1500mm, and the gap of shaping position and model must not be greater than 2.0mm;
(4), part of the steel plate detects:
Set up rectification moulding bed, the part of the steel plate be shaped is corrected; Part of the steel plate appearance and size Deviation Control is at ± 0.5mm;
(5), box-type member assembling:
Set up assembling jig frame, box-type member is assembled;
When group stands assembling, consider that welding is shunk, arc-shaped webs places 4mm welding allowance for shrinkage;
By the mode of flame straightening, arc-shaped webs rectification is put in place during box-type member assembling, guarantee that the curved arc of arc-shaped webs is continuously smooth;
(6), box-type member welding:
Box-type member is welded, adopts CO
2gas shielded arc welding welds box-type member main weld, can select symmetrical welding from the middle to both ends during welding, and postwelding needs butt welded seam to carry out 100%UT; End mill is carried out after having welded;
(7), box-type member detects:
Need after box-type member completes to carry out measuring external appearance size to it, by the control of control of node coordinates to box-type member face shaping, especially for the control of hyperbolic frange plate concaveconvex shape, if when box apparent size deviation is greater than 2mm, then need to correct it, the antidote that arc box type can adopt flame and machinery to combine, ensures that the curved arc degree of box meets the requirements.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510358349.7A CN105113638B (en) | 2015-06-24 | 2015-06-24 | A kind of new box corner of arch and preparation method thereof |
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| CN201510358349.7A CN105113638B (en) | 2015-06-24 | 2015-06-24 | A kind of new box corner of arch and preparation method thereof |
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| CN105113638A true CN105113638A (en) | 2015-12-02 |
| CN105113638B CN105113638B (en) | 2018-04-24 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108161364A (en) * | 2017-12-29 | 2018-06-15 | 珠海十字门中央商务区建设控股有限公司 | Hyperbolic bending component processing technology |
| CN110605531A (en) * | 2019-07-31 | 2019-12-24 | 共享钢构有限责任公司 | Processing method of spiral stair with double-spiral box-shaped steel structure |
| CN111088850A (en) * | 2019-12-31 | 2020-05-01 | 江苏沪宁钢机股份有限公司 | Horseshoe-shaped node and manufacturing method thereof |
| CN115095081A (en) * | 2022-06-28 | 2022-09-23 | 中建三局集团有限公司 | Manufacturing method and structure of section steel column with arc-shaped plates and giant diagonal bracing |
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| CN102642118A (en) * | 2012-04-25 | 2012-08-22 | 中铁宝桥（扬州）有限公司 | Production method of non-developable surface structure of large bridge steel tower |
| CN102896472A (en) * | 2012-10-23 | 2013-01-30 | 中国二十二冶集团有限公司 | Manufacturing method for box type pillar beam |
| CN103056616A (en) * | 2012-12-26 | 2013-04-24 | 江苏沪宁钢机股份有限公司 | Twisting box-shaped member and manufacture process thereof |
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Patent Citations (5)
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| CN101642841A (en) * | 2009-08-25 | 2010-02-10 | 江苏沪宁钢机股份有限公司 | Manufacturing method of double-twist box-shaped bent member |
| CN102642118A (en) * | 2012-04-25 | 2012-08-22 | 中铁宝桥（扬州）有限公司 | Production method of non-developable surface structure of large bridge steel tower |
| CN102896472A (en) * | 2012-10-23 | 2013-01-30 | 中国二十二冶集团有限公司 | Manufacturing method for box type pillar beam |
| CN103056616A (en) * | 2012-12-26 | 2013-04-24 | 江苏沪宁钢机股份有限公司 | Twisting box-shaped member and manufacture process thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108161364A (en) * | 2017-12-29 | 2018-06-15 | 珠海十字门中央商务区建设控股有限公司 | Hyperbolic bending component processing technology |
| CN110605531A (en) * | 2019-07-31 | 2019-12-24 | 共享钢构有限责任公司 | Processing method of spiral stair with double-spiral box-shaped steel structure |
| CN111088850A (en) * | 2019-12-31 | 2020-05-01 | 江苏沪宁钢机股份有限公司 | Horseshoe-shaped node and manufacturing method thereof |
| CN111088850B (en) * | 2019-12-31 | 2022-03-29 | 江苏沪宁钢机股份有限公司 | Horseshoe-shaped node and manufacturing method thereof |
| CN115095081A (en) * | 2022-06-28 | 2022-09-23 | 中建三局集团有限公司 | Manufacturing method and structure of section steel column with arc-shaped plates and giant diagonal bracing |
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| CN105113638B (en) | 2018-04-24 |
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